CN202072798U - Novel compressed air pipeline for polycrystal ingot furnace - Google Patents
Novel compressed air pipeline for polycrystal ingot furnace Download PDFInfo
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- CN202072798U CN202072798U CN2011201262357U CN201120126235U CN202072798U CN 202072798 U CN202072798 U CN 202072798U CN 2011201262357 U CN2011201262357 U CN 2011201262357U CN 201120126235 U CN201120126235 U CN 201120126235U CN 202072798 U CN202072798 U CN 202072798U
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- pipeline
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- pneumavalve
- compressed air
- operated valve
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Abstract
The utility model discloses a novel compressed air pipeline for a polycrystal ingot furnace and relates to the technical field of polycrystalline-silicon ingot casting. An argon normal pipeline leads to a furnace chamber, and an argon inlet non-return valve, a discharge regulator, an air-operated valve and a furnace chamber inlet manually-operated valve are arranged on the argon normal pipeline; a quick pressurizing pipeline is connected in parallel onto the argon normal pipeline, and an air-operated valve is arranged on the quick pressurizing pipeline; a compressed air pipeline is branched out behind the air-operated valve of the quick pressurizing pipeline; and an air-operated valve and a manually-operated valve are arranged on the compressed air pipeline, and the manually-operated valve is arranged in the front of the air-operated valve. The utility model has the benefits as follows: firstly, during the maintenance of the polycrystal ingot furnace, argon is replaced by compressed air in pressure recharging, so as to avoid the waste of a large amount of argon; and secondly, in normal operation, the manually-operated valve and the air-operated valve of the compressed air pipeline are closed for preventing the compressed air from entering the furnace chamber, so that the modified structure has no influence on the safety and stability of the furnace, the resources are saved, and the manufacturing cost is reduced.
Description
Technical field
The utility model relates to the polycrystalline silicon ingot casting technical field, further is the compressed air line that increases in the polycrystalline ingot furnace argon inlet pipe road.
Background technology
In technical field of solar batteries, the polycrystalline ingot casting important step that is absolutely necessary, promptly with the polycrystalline ingot furnace polycrystal raw material is cast out polycrystal silicon ingot, the polycrystalline ingot casting need be done necessary various maintainings in operation for some time, to guarantee the output of normal operation and good ingot.
Ingot furnace is in maintaining during the stage, when pressure warning unit is corrected, the SCR controller is corrected, pressure need be extracted into 0mbar(during the furnace chamber leak detection or near 0mbar), when recharging pressure, need open the pneumavalve (V6) of rapid lifting pressure in the intake valve, and need bleed and recharge pressure repeatedly at different faults, to check fault cause and to judge whether successfully to solve fault.Because the ingot furnace maintenance time recharges pressure and uses argon gas, during the ingot furnace maintenance, need that pressure is extracted into 0mbar(or near 0mbar), exist a problem like this: can cause a large amount of argon gas wastes when recharging pressure.
So under the prior art condition, have a large amount of wastes of argon gas; Keep in repair, in the maintenance process, when the needs inspection, when correcting each device performance of ingot furnace, the furnace chamber temperature requirement is below 100 degrees centigrade, and after the inspection of process part of devices, the cleaning, when needs are bled when checking corresponding device, temperature is below 50 degrees centigrade, thus furnace chamber pressure is extracted into 0mbar(or near 0mbar) time, furnace chamber temperature will be in about room temperature, and it is fully passable replacing argon gas with pressurized air when recharging pressure.
Summary of the invention
The purpose of this utility model is the technological deficiency that overcomes existing installation, provides a kind of polycrystalline ingot furnace pressurized air novel pipeline, and it can replace argon gas with pressurized air in maintenance and maintenance process, economize on resources, and reduces cost.
The purpose of this utility model realizes by following scheme:
The novel pipeline of polycrystalline ingot furnace pressurized air, the normal pipeline of argon gas leads to furnace chamber, and the normal pipeline of argon gas is provided with argon gas inlet one-way valve, flow regulator, pneumavalve and furnace chamber gas inlet manual valve; It is characterized in that: in parallel one tunnel quick pressurising pipeline on the normal pipeline of argon gas, pressurising pipeline leading section is connected between argon gas inlet one-way valve, the flow regulator fast, and rearward end is connected between pneumavalve, the furnace chamber gas inlet manual valve; The pressurising pipeline is provided with pneumavalve fast; Behind the pneumavalve on the quick pressurising pipeline, tell a compressed air line.
The utility model also can further be realized by following scheme:
Described compressed air line is provided with pneumavalve and manual valve.
Described manual valve is arranged at pneumavalve front portion (promptly approaching the compressed air inlet end).
Described manual valve is meant a kind of of ball valve, stopping valve, gate valve.
Described pneumavalve is that pneumatic V-type is regulated ball valve, pneumatic O type and cut off a kind of of ball valve, torque formula cylinder ball valve, solenoid diaphragm valve, pneumatic craspedodrome formula diaphragm valve, motorized valve.
Described manually-operated gate and operated pneumatic valve, each valve port bore is identical, and the other end bore is identical with the argon inlet pipe road.
Described manual valve or pneumavalve internal diameter are the 10-16 millimeter, and external diameter is the 15-25 millimeter.
It is 0-150LPM that described manual valve or pneumavalve require its flow range, and can bear pressure is 5-8 bar.
The flow of valve and bear pressure and require to be consistent in the described pipeline with casting ingot process.
The beneficial effects of the utility model are: 1, during the polycrystalline ingot furnace is in maintenance, replace argon gas with pressurized air when recharging pressure, avoid the waste of a large amount of argon gas; When 2, normally moving, manual valve, the pneumavalve of compressed air line are closed, and avoid pressurized air to enter furnace chamber, thus transform the back to the security of stove and stability without any influence, and economize on resources, reduce production costs.
Description of drawings
Fig. 1 is the utility model compressed air inlet pipe road synoptic diagram.
Among the figure: 1 is the argon gas inlet one-way valve, and 2 is pneumavalve, and 3 is manual valve, and 4 is pneumavalve, and 5 is compressed air line, and 6 is quick pressurising pipeline, and 7 is flow regulator, and 8 is the normal pipeline of argon gas, and 9 is pneumavalve, and 10 is manual valve; A is the argon gas import, and B is a compressed air inlet, and C is for advancing fire door.
Embodiment
In order to make those skilled in the art person understand the utility model scheme better, and above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, the utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment:
As shown in Figure 1, be disposed with argon gas inlet one-way valve 1, flow regulator (MFC) 7, pneumavalve 9 on the normal pipeline 8 of argon gas; Argon gas can directly lead to behind the furnace chamber gas inlet manual valve 10 to advancing fire door C and entering furnace chamber by the normal pipeline 8 of argon gas; In parallel one tunnel quick pressurising pipeline 6 on the normal pipeline 8 of argon gas, pressurising pipeline 6 leading sections are connected between argon gas inlet one-way valve 1, the flow regulator 7 fast, and rearward end is connected between pneumavalve 9, the furnace chamber gas inlet manual valve 10; Pressurising pipeline 6 is provided with pneumavalve 2(V6 fast); Behind the pneumavalve 2 on the quick pressurising pipeline 6, tell a compressed air line 5, compressed air line 5 is provided with pneumavalve 4 and manual valve 3, manual valve 3 is arranged at pneumavalve 4 front portions, and pressurized air can lead to into fire door C and enter furnace chamber by compressed air inlet B.
Pneumavalve 2, pneumavalve 4, pneumavalve 9 are connected in the pipeline by clip and sealing-ring.
In normal course of operation, manual valve 3 is in closing condition, and pressurized air can not enter into furnace chamber; When being in maintenance and when maintenance, do not need to recharge pressure with argon gas, so need use compressed air line 5, need be opened manual valve 3, open or close pneumavalve 4 and be that may command is compressed-air actuated enters or stop to enter furnace chamber.
When needing quick recovery pressure,, open pneumavalve 2(V6 by normal working method), argon gas enters furnace chamber after can passing through argon gas inlet one-way valve 1, pneumavalve 2, furnace chamber gas inlet manual valve 10, when reaching the pressure of demand, closes pneumavalve 2.
Enter the pneumavalve 2(V6 of the ducted quick pressurising pipeline 6 of two-way of furnace chamber at argon gas) the rear end insert compressed air line 5, because the helium pipeline of ingot furnace does not use, and meet the requirements fully, available its replacement, as directly replacing among Fig. 1, only need to change helium into the pressurized air input and get final product with its manual valve 3 and pneumavalve 4; Perhaps measure internal diameter, the external diameter of its pipeline,, and add an amount of vacuum grease on the sealing-ring, each device connection is got final product with clip, sealing-ring.
Compared with prior art, characteristics of the present utility model are: one, in the maintenance maintenance process, save a large amount of argon gas, and reduce production costs; Its two, when normally moving, manual valve, the pneumavalve of compressed air line are closed, operational process is unaffected fully, can not cause any hidden danger.
The above; it only is embodiment of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection domain of the present utility model.
Claims (8)
1. the novel pipeline of polycrystalline ingot furnace pressurized air, the normal pipeline of argon gas leads to furnace chamber, and the normal pipeline of argon gas is provided with argon gas inlet one-way valve, flow regulator, pneumavalve and furnace chamber gas inlet manual valve; It is characterized in that: in parallel one tunnel quick pressurising pipeline on the normal pipeline of argon gas, pressurising pipeline leading section is connected between argon gas inlet one-way valve, the flow regulator fast, and rearward end is connected between pneumavalve, the furnace chamber gas inlet manual valve; The pressurising pipeline is provided with pneumavalve fast; Behind the pneumavalve on the quick pressurising pipeline, tell a compressed air line.
2. the novel pipeline of polycrystalline ingot furnace pressurized air according to claim 1, it is characterized in that: compressed air line is provided with pneumavalve and manual valve.
3. the novel pipeline of polycrystalline ingot furnace pressurized air according to claim 2, it is characterized in that: manual valve is arranged at the pneumavalve front portion.
4. according to claim 2 or the novel pipeline of 3 described polycrystalline ingot furnace pressurized air, it is characterized in that: manual valve is meant a kind of of ball valve, stopping valve, gate valve.
5. according to claim 2 or the novel pipeline of 3 described polycrystalline ingot furnace pressurized air, it is characterized in that: pneumavalve is that pneumatic V-type is regulated ball valve, pneumatic O type and cut off a kind of of ball valve, torque formula cylinder ball valve, solenoid diaphragm valve, pneumatic craspedodrome formula diaphragm valve, motorized valve.
6. according to claim 2 or the novel pipeline of 3 described polycrystalline ingot furnace pressurized air, it is characterized in that: manually-operated gate or operated pneumatic valve, each valve port bore is identical, and the other end bore is identical with the argon inlet pipe road.
7. according to claim 2 or the novel pipeline of 3 described polycrystalline ingot furnace pressurized air, it is characterized in that: manual valve or pneumavalve internal diameter are the 10-16 millimeter, and external diameter is the 15-25 millimeter.
8. according to claim 2 or the novel pipeline of 3 described polycrystalline ingot furnace pressurized air, it is characterized in that: it is 0-150LPM that manual valve or pneumavalve require its flow range, and can bear pressure is 5-8 bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201262357U CN202072798U (en) | 2011-04-26 | 2011-04-26 | Novel compressed air pipeline for polycrystal ingot furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201262357U CN202072798U (en) | 2011-04-26 | 2011-04-26 | Novel compressed air pipeline for polycrystal ingot furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202072798U true CN202072798U (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201262357U Expired - Fee Related CN202072798U (en) | 2011-04-26 | 2011-04-26 | Novel compressed air pipeline for polycrystal ingot furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202072798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040098A (en) * | 2015-07-28 | 2015-11-11 | 浙江羿阳太阳能科技有限公司 | Directional solidification furnace for casting and forming waste silicon pieces into silicon ingots |
-
2011
- 2011-04-26 CN CN2011201262357U patent/CN202072798U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105040098A (en) * | 2015-07-28 | 2015-11-11 | 浙江羿阳太阳能科技有限公司 | Directional solidification furnace for casting and forming waste silicon pieces into silicon ingots |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20140426 |